American Birding Association (ABA) ABA is North America's largest organization for active birders. The website has a lot of information about the organization, birder's resources, events, and web links.

Birding Pal is a well established global website for traveling birders. Going on a business trip, to a conference or on vacation? Have a bit of extra time? Don't waste it. Go birdwatching and enjoy the safety and knowledge of a local birder.

Cornell Laboratory of Ornithology This site just seems to get better and better. There is a bird-of-the-week, a sound-of-the-week, and lots of projects of interest to birders.